GB2203841B - Apparatus for the contactless determination of a deviation from the desired interval between a body and an object by a pulsed spark discharge - Google Patents

Apparatus for the contactless determination of a deviation from the desired interval between a body and an object by a pulsed spark discharge

Info

Publication number
GB2203841B
GB2203841B GB8805116A GB8805116A GB2203841B GB 2203841 B GB2203841 B GB 2203841B GB 8805116 A GB8805116 A GB 8805116A GB 8805116 A GB8805116 A GB 8805116A GB 2203841 B GB2203841 B GB 2203841B
Authority
GB
United Kingdom
Prior art keywords
deviation
spark discharge
desired interval
contactless determination
pulsed spark
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB8805116A
Other versions
GB8805116D0 (en
GB2203841A (en
Inventor
Heinz W Spaude
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Daimler Benz AG
Original Assignee
Daimler Benz AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Daimler Benz AG filed Critical Daimler Benz AG
Publication of GB8805116D0 publication Critical patent/GB8805116D0/en
Publication of GB2203841A publication Critical patent/GB2203841A/en
Application granted granted Critical
Publication of GB2203841B publication Critical patent/GB2203841B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/14—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring distance or clearance between spaced objects or spaced apertures
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/023—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring distance between sensor and object
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/28—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring contours or curvatures

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Testing Relating To Insulation (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
GB8805116A 1987-03-18 1988-03-03 Apparatus for the contactless determination of a deviation from the desired interval between a body and an object by a pulsed spark discharge Expired - Fee Related GB2203841B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873708770 DE3708770A1 (en) 1987-03-18 1987-03-18 DEVICE FOR CONTACTLESS DETERMINATION OF A DEVIATION FROM THE TARGET DISTANCE BETWEEN AN OBJECT AND AN OBJECT BY MEANS OF PULSED SPARK DISCHARGE

Publications (3)

Publication Number Publication Date
GB8805116D0 GB8805116D0 (en) 1988-03-30
GB2203841A GB2203841A (en) 1988-10-26
GB2203841B true GB2203841B (en) 1991-11-27

Family

ID=6323356

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8805116A Expired - Fee Related GB2203841B (en) 1987-03-18 1988-03-03 Apparatus for the contactless determination of a deviation from the desired interval between a body and an object by a pulsed spark discharge

Country Status (5)

Country Link
US (1) US4825037A (en)
JP (1) JPS63238402A (en)
DE (1) DE3708770A1 (en)
FR (1) FR2612625B1 (en)
GB (1) GB2203841B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3937912C2 (en) * 1989-11-15 2000-07-27 Rolls Royce Deutschland Distance measuring device
JPH0481908A (en) * 1990-07-25 1992-03-16 Mitsubishi Electric Corp Positioning method and positioning device
US6575238B1 (en) 2001-05-18 2003-06-10 Dril-Quip, Inc. Ball and plug dropping head
CN107073614B (en) * 2015-10-30 2019-01-04 三菱电机株式会社 Wire electric discharge machine, wire electric discharge machine control device control method and localization method

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB812053A (en) * 1954-08-04 1959-04-15 Hancock & Co Eng Ltd Improvements in or relating to oxygen cutting machine burner control
GB800032A (en) * 1954-11-30 1958-08-20 Rolls Royce Improvements relating to apparatus for machining engineering parts
GB853661A (en) * 1956-02-01 1960-11-09 Bristol Siddeley Engines Ltd Improvements in or relating to measurement of distance
GB1039305A (en) * 1964-02-13 1966-08-17 Rolls Royce Apparatus for centering a probe with respect to a hole in an electrically conductive workpiece
DE2407065C2 (en) * 1974-02-14 1984-10-18 Messer Griesheim Gmbh, 6000 Frankfurt Device for capacitive distance measurement
US4191878A (en) * 1976-02-27 1980-03-04 Raycon Corporation Electrode positioning gage for multiple electrode electrical discharge machining apparatus
DE2608707A1 (en) * 1976-03-03 1977-09-08 Daimler Benz Ag Electrode gap checking instrument for spark plugs - measures time function of saw-tooth HV applied to gap using timer and comparator
US4249062A (en) * 1978-03-09 1981-02-03 Shin Meiwa Industry Co., Ltd. Apparatus and method for sensing welding point in automatic welding apparatus
DE2840815A1 (en) * 1978-09-20 1980-04-17 Reznikov Automatic tool setter esp. for flame cutters - uses inductive sensing coil attached to tool holder above workpiece
GB2063477A (en) * 1979-11-14 1981-06-03 Plessey Co Ltd Measuring Clearance Gap Between Turbine Blades and Surrounding Duct
SE426794B (en) * 1981-07-03 1983-02-14 Blomdahl Sven Goeran Rune DEVICE FOR SENSING DISTANCE BETWEEN AN OBJECT OF ELECTRICALLY CONDUCTIVE MATERIAL AND A REFERENCE POINT
DE3151415C2 (en) * 1981-12-24 1986-11-20 Daimler-Benz Ag, 7000 Stuttgart Method for measuring the electrode spacing of the spark plugs of a motor vehicle and device for carrying out the method
US4531192A (en) * 1982-09-23 1985-07-23 Crc Welding Systems, Inc. Apparatus and method for sensing a workpiece with an electrical arc
US4507541A (en) * 1984-01-13 1985-03-26 Fmc Corporation Measuring proximity of metal to an arc welding torch
DE3513799C1 (en) * 1985-04-17 1986-04-10 Daimler-Benz Ag, 7000 Stuttgart Device for non-contact distance determination by means of spark discharge

Also Published As

Publication number Publication date
JPS63238402A (en) 1988-10-04
GB8805116D0 (en) 1988-03-30
DE3708770C2 (en) 1989-07-27
US4825037A (en) 1989-04-25
FR2612625B1 (en) 1990-01-12
FR2612625A1 (en) 1988-09-23
DE3708770A1 (en) 1988-09-29
GB2203841A (en) 1988-10-26

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940303